About the Number

21010985280

21010985279 ← → 21010985281

2進数表記:10011100100010110100011000101000000

漢数字表記:二百十億千九十八万五千二百八十

素因数分解:

2 6 × 3 5 × 5 1 × 47 1 × 5749 1

素因数の和:5828
約数の個数: 336
約数和(自身を含む): 76553568000
約数和(自身を除く): 55542582720

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 81, 90, 94, 96, 108, 120, 135, 141, 144, 160, 162, 180, 188, 192, 216, 235, 240, 243, 270, 282, 288, 320, 324, 360, 376, 405, 423, 432, 470, 480, 486, 540, 564, 576, 648, 705, 720, 752, 810, 846, 864, 940, 960, 972, 1080, 1128, 1215, 1269, 1296, 1410, 1440, 1504, 1620, 1692, 1728, 1880, 1944, 2115, 2160, 2256, 2430, 2538, 2592, 2820, 2880, 3008, 3240, 3384, 3760, 3807, 3888, 4230, 4320, 4512, 4860, 5076, 5184, 5640, 5749, 6345, 6480, 6768, 7520, 7614, 7776, 8460, 8640, 9024, 9720, 10152, 11280, 11421, 11498, 12690, 12960, 13536, 15040, 15228, 15552, 16920, 17247, 19035, 19440, 20304, 22560, 22842, 22996, 25380, 25920, 27072, 28745, 30456, 33840, 34494, 38070, 38880, 40608, 45120, 45684, 45992, 50760, 51741, 57105, 57490, 60912, 67680, 68988, 76140, 77760, 81216, 86235, 91368, 91984, 101520, 103482, 114210, 114980, 121824, 135360, 137976, 152280, 155223, 172470, 182736, 183968, 203040, 206964, 228420, 229960, 243648, 258705, 270203, 275952, 304560, 310446, 344940, 365472, 367936, 406080, 413928, 456840, 459920, 465669, 517410, 540406, 551904, 609120, 620892, 689880, 730944, 776115, 810609, 827856, 913680, 919840, 931338, 1034820, 1080812, 1103808, 1218240, 1241784, 1351015, 1379760, 1397007, 1552230, 1621218, 1655712, 1827360, 1839680, 1862676, 2069640, 2161624, 2328345, 2431827, 2483568, 2702030, 2759520, 2794014, 3104460, 3242436, 3311424, 3654720, 3725352, 4053045, 4139280, 4323248, 4656690, 4863654, 4967136, 5404060, 5519040, 5588028, 6208920, 6484872, 6985035, 7295481, 7450704, 8106090, 8278560, 8646496, 9313380, 9727308, 9934272, 10808120, 11176056, 12159135, 12417840, 12969744, 13970070, 14590962, 14901408, 16212180, 16557120, 17292992, 18626760, 19454616, 21616240, 21886443, 22352112, 24318270, 24835680, 25939488, 27940140, 29181924, 29802816, 32424360, 36477405, 37253520, 38909232, 43232480, 43772886, 44704224, 48636540, 49671360, 51878976, 55880280, 58363848, 64848720, 65659329, 72954810, 74507040, 77818464, 86464960, 87545772, 89408448, 97273080, 109432215, 111760560, 116727696, 129697440, 131318658, 145909620, 149014080, 155636928, 175091544, 194546160, 218864430, 223521120, 233455392, 259394880, 262637316, 291819240, 328296645, 350183088, 389092320, 437728860, 447042240, 466910784, 525274632, 583638480, 656593290, 700366176, 778184640, 875457720, 1050549264, 1167276960, 1313186580, 1400732352, 1750915440, 2101098528, 2334553920, 2626373160, 3501830880, 4202197056, 5252746320, 7003661760, 10505492640, 21010985280]

約数ペア:
[(1, 21010985280), (2, 10505492640), (3, 7003661760), (4, 5252746320), (5, 4202197056), (6, 3501830880), (8, 2626373160), (9, 2334553920), (10, 2101098528), (12, 1750915440), (15, 1400732352), (16, 1313186580), (18, 1167276960), (20, 1050549264), (24, 875457720), (27, 778184640), (30, 700366176), (32, 656593290), (36, 583638480), (40, 525274632), (45, 466910784), (47, 447042240), (48, 437728860), (54, 389092320), (60, 350183088), (64, 328296645), (72, 291819240), (80, 262637316), (81, 259394880), (90, 233455392), (94, 223521120), (96, 218864430), (108, 194546160), (120, 175091544), (135, 155636928), (141, 149014080), (144, 145909620), (160, 131318658), (162, 129697440), (180, 116727696), (188, 111760560), (192, 109432215), (216, 97273080), (235, 89408448), (240, 87545772), (243, 86464960), (270, 77818464), (282, 74507040), (288, 72954810), (320, 65659329), (324, 64848720), (360, 58363848), (376, 55880280), (405, 51878976), (423, 49671360), (432, 48636540), (470, 44704224), (480, 43772886), (486, 43232480), (540, 38909232), (564, 37253520), (576, 36477405), (648, 32424360), (705, 29802816), (720, 29181924), (752, 27940140), (810, 25939488), (846, 24835680), (864, 24318270), (940, 22352112), (960, 21886443), (972, 21616240), (1080, 19454616), (1128, 18626760), (1215, 17292992), (1269, 16557120), (1296, 16212180), (1410, 14901408), (1440, 14590962), (1504, 13970070), (1620, 12969744), (1692, 12417840), (1728, 12159135), (1880, 11176056), (1944, 10808120), (2115, 9934272), (2160, 9727308), (2256, 9313380), (2430, 8646496), (2538, 8278560), (2592, 8106090), (2820, 7450704), (2880, 7295481), (3008, 6985035), (3240, 6484872), (3384, 6208920), (3760, 5588028), (3807, 5519040), (3888, 5404060), (4230, 4967136), (4320, 4863654), (4512, 4656690), (4860, 4323248), (5076, 4139280), (5184, 4053045), (5640, 3725352), (5749, 3654720), (6345, 3311424), (6480, 3242436), (6768, 3104460), (7520, 2794014), (7614, 2759520), (7776, 2702030), (8460, 2483568), (8640, 2431827), (9024, 2328345), (9720, 2161624), (10152, 2069640), (11280, 1862676), (11421, 1839680), (11498, 1827360), (12690, 1655712), (12960, 1621218), (13536, 1552230), (15040, 1397007), (15228, 1379760), (15552, 1351015), (16920, 1241784), (17247, 1218240), (19035, 1103808), (19440, 1080812), (20304, 1034820), (22560, 931338), (22842, 919840), (22996, 913680), (25380, 827856), (25920, 810609), (27072, 776115), (28745, 730944), (30456, 689880), (33840, 620892), (34494, 609120), (38070, 551904), (38880, 540406), (40608, 517410), (45120, 465669), (45684, 459920), (45992, 456840), (50760, 413928), (51741, 406080), (57105, 367936), (57490, 365472), (60912, 344940), (67680, 310446), (68988, 304560), (76140, 275952), (77760, 270203), (81216, 258705), (86235, 243648), (91368, 229960), (91984, 228420), (101520, 206964), (103482, 203040), (114210, 183968), (114980, 182736), (121824, 172470), (135360, 155223), (137976, 152280)]

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